18. Which of the following organelles do plant have in common? A. mitochondria, endoplasmic reticulum, and Golgi bodies B. Mitochondria, chloroplast, endoplasmic reticulum and nucleus C. Golgi bodies, nucleus, chloroplast and vacuoles D. mitochondria, endoplasmic reticulum and chloroplast 19. What is the purpose of mitochondria in both plant and animal cells? A, they act as the powerhouse of the cell and release energy B. provides protection C. stores water, food and waste D. packages and transports protein 20. What is the function of the cytoplasm? A. a jelly like substance that holds all the organelles in place B. Transport food, water and waste around the cell C. Release energy in the cell D. Contain the pigment called chlorophyll 21. Which of the following is the false statement about chloroplast A, Chloroplast give leaves their green color B. Chloroplast is the organelles that contains chlorophyll C. Chloroplast use energy from the cell to convert water into carbon dioxide D, Chloroplast is found only in plant cell 22. The levels of organization of living organism A. Organism, organ, cell, tissue C. Cell, Organism, Tissue, organ B. Cell, tissue, organ. Organism D. Organ, tissue, cell, organism 23. Which is the correct sequence in the following levels of biological organization? A. cell-organ- tissue-organ system-organism C. organism-organ system-organ-cell-tissue B. Tissue-organ-organ system-organism-cell D. Cell-tissue-organ-organ system-organism 24. The presence of what structure can readily distinguish a plant cell from an animal celle A. cell wall C, Nucleus B. Cell membrane D. Golgi bodies 25. Which part of the microscope holds the eyepiece or ocular? A. substage C, body tube B.revolving nosepiece D. diaphragm 26. What ecological relationship exist between snake and hawk in the food web A. predation and commensalism C, competition and predation B. Competition and mutualism D. mutualism and commensalism 27.All living things is called A. biotic factor B. organism C. Abiotic Factor D. Cell 28.The non-living parts of a habitat are called A. ecosystems B. community C. abiotic factors D. Biotic factor 29. Which is a biotic factor? A. animal B. air C. water D. oxygen 30, speed tells how fast an object travels. Velocity is the speed of the object and A, the amount of time the object has been moving B, the direction the object is moving C, how far the object has travelled D, the starting point of the object​